Is it essential to be cultivated?

In the occasion that we will find again under our Christmas tree; art books, Sudoku books, general knowledge games, etc. I am glade society still know the valuable diamond we have to be able to learn, understand and evaluating situations and topics. Culture is essential to the human being, maybe not a ‘natural’ need, I mean not as important as drinking and eating. Such as knowledge, we never cease to learn.